Display screen or portion thereof with graphical user interface



The FIGURE is a front view of a portion of a display screen with a graphical user interface showing our new design.

The broken lines in the FIGURE show features of the graphical user interface that form no part of the claimed design.

The outer solid-line perimeter depicts a portion of a display screen and is included in the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 